Stomach bleeding black stool generally stop a few days

It usually takes 3 to 7 days to stop.

If the amount of bleeding in the stomach is relatively small, the motility of the gastrointestinal tract is not affected, and the stomach does not continue bleeding, then the black stool of gastric bleeding usually takes 3 days to disappear. However, if the amount of bleeding in the stomach is relatively large, which seriously affects the motility of the gastrointestinal tract, and the stomach continues to bleed, the time of black stool of gastric bleeding will be prolonged, and it usually takes 7 days to stop.

Patients with black stool of gastric bleeding can be treated with gastric mucosal protective agents according to medical advice, such as bismuth potassium citrate capsules, magnesium aluminum carbonate chewable tablets, sucralfate chewable tablets, etc., to reduce stomach irritation and relieve symptoms of gastric bleeding.